CN112621398A - Feeding device for cutter grinding machine - Google Patents
Feeding device for cutter grinding machine Download PDFInfo
- Publication number
- CN112621398A CN112621398A CN202110105464.9A CN202110105464A CN112621398A CN 112621398 A CN112621398 A CN 112621398A CN 202110105464 A CN202110105464 A CN 202110105464A CN 112621398 A CN112621398 A CN 112621398A
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- China
- Prior art keywords
- clamping
- clamping block
- fixed
- electromagnetic clutch
- connecting rod
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/22—Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention belongs to the technical field of grinding machine equipment, and particularly relates to a feeding device for a cutter grinding machine. The invention can realize the simultaneous clamping of four cutters, thereby improving the processing efficiency; the user only needs to place four cutters between first grip block and second grip block when the material loading, starts servo motor and just can realize carrying out centre gripping simultaneously to four cutters are automatic afterwards. In the feeding and clamping process, a user does not need to determine the clamping force by experience through the main control unit, the pressure sensor and the electromagnetic clutch, and the clamping force can be adjusted in a self-adaptive manner in the actual machining process, so that the stability in machining is improved, and the requirement on the skill of the user is greatly reduced.
Description
Technical Field
The invention relates to the technical field of grinding machine equipment, in particular to a feeding device for a cutter grinding machine.
Background
At present, in many fields, numerical control is adopted to automatically grind a cutter, the greatest characteristic of numerical control grinding is high grinding efficiency, but the numerical control grinding machine is still applied to a very wide semi-automatic numerical control machine at home, and although numerical control can be realized by grinding the cutter, the feeding and discharging of the numerical control grinding are still manually completed by a user. If the semi-automatic machine tool is eliminated and a numerical control machining center capable of automatically feeding and discharging is adopted, a huge expense is undoubtedly caused. The feeding device of the semi-automatic numerical control machine tool can only be provided with one cutter at one time generally, and a user can disassemble and install the other cutter after grinding, so that the efficiency is low and the use is inconvenient. Therefore, it is necessary to develop a feeding device with high efficiency and convenient use.
Disclosure of Invention
The invention aims to provide a feeding device for a tool grinding machine, which can be used for simultaneously mounting/dismounting four tools. The invention provides the following technical scheme.
The utility model provides a loading attachment for cutter grinding machine, comprising a base plate, the inside of bottom plate is fixed with the axis of rotation, the top of axis of rotation is fixed with the casing, the inside of casing is provided with four threaded shafts, every threaded shaft all links to each other with a gear connecting rod coaxially through an electromagnetic clutch, a bearing has been cup jointed on the surface of the one end of threaded shaft, a bearing has also been cup jointed on the surface of gear connecting rod, the surface threaded connection of every threaded shaft has the thread piece, the top of thread piece is fixed with first grip block, the recess with first grip block looks adaptation is seted up at the top of casing, the inside of recess is fixed with the second grip block, the one end of gear connecting rod is fixed with first conical gear, the surface meshing of first conical gear has second conical gear, the top of casing is fixed with servo motor, second conical gear is connected with servo motor.
And a pressure sensor is arranged on one side of the first clamping block or the second clamping block and is used for detecting the pressure between the clamping block and the clamped tool.
The feeding device also comprises a main control unit which is connected with the electromagnetic clutch and the pressure sensor.
For a first clamping position to be subjected to tool grinding, the main control unit is configured to:
(a) controlling the electromagnetic clutch to be connected with the threaded shaft and the gear connecting rod, so that the first clamping block moves towards a second clamping force under the driving of the servo motor to clamp the tool;
(b) the clamping force of the clamping block on the clamped tool is obtained, and when the clamping force reaches the preset maximum clamping force, the electromagnetic clutch is controlled to disconnect the threaded shaft and the gear connecting rod;
(c) acquiring pressure fluctuation between a clamping block and a clamped cutter in the process of sharpening the cutter in real time;
(d) judging whether the wave peak value of the pressure fluctuation approaches or even exceeds the maximum clamping force, wherein the approaching is a proportion of 90 percent for example;
(e) if the maximum pressing force is applied for a plurality of times, for example, the wave peak value exceeds 2 times and is greater than or equal to 90 percent, controlling the electromagnetic clutch to engage the threaded shaft and the gear connecting rod, and enabling the first clamping block to further clamp the clamped tool under the driving of the servo motor;
(f) repeating the steps (c) to (e).
For a subsequent clamping station where tool grinding is performed after the first clamping station, the master control unit is configured to:
(g) recording the clamping force of the further clamping in (e) and using it as a preset value for the maximum clamping force of the subsequent clamping location.
Preferably, the time for controlling the engagement of the electromagnetic clutch in (e) is preferably 0.5 to 3 seconds.
Preferably, the top and the bottom of the bearing are both fixed with a mounting block, and the other end of the mounting block is fixed with the shell.
Preferably, a protection pad is bonded to one side of each of the second clamping block and the first clamping block, and the protection pad is made of rubber.
Preferably, the bottom of the bottom plate is provided with an anti-slip groove.
Compared with the prior art, the invention has the following beneficial effects:
(1) the invention can realize the simultaneous clamping of four cutters, thereby improving the processing efficiency;
(2) the user only needs to place four cutters between first grip block and second grip block when the material loading, starts servo motor and just can realize carrying out centre gripping simultaneously to four cutters are automatic afterwards. In the feeding and clamping process, a user does not need to determine the clamping force by experience through the main control unit, the pressure sensor and the electromagnetic clutch, and the clamping force can be adjusted in a self-adaptive manner in the actual machining process, so that the stability in machining is improved, and the requirement on the skill of the user is greatly reduced.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a top view of the structure of the present invention.
In the figure: 1. a base plate; 2. a rotating shaft; 3. a housing; 4. a threaded shaft; 5. a bearing; 6. a thread block; 7. a first clamping block; 8. a second clamping block; 9. a first bevel gear; 10. a gear connecting rod; 11. an electromagnetic clutch; 12. a second bevel gear; 13. a servo motor; 14. a pressure sensor; 15. mounting blocks; 16. a groove; 17. a pad.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, a feeding device for a tool grinder comprises a base plate 1, a rotating shaft 2 is fixed inside the base plate 1, a housing 3 is fixed on the top of the rotating shaft 2, four threaded shafts 4 are arranged inside the housing 3, each threaded shaft 4 is coaxially connected with a gear connecting rod 10 through an electromagnetic clutch 11, a bearing 5 is sleeved on the surface of one end of each threaded shaft 4, a bearing 5 is sleeved on the surface of the gear connecting rod 10, a threaded block 6 is connected on the surface of each threaded shaft 4 in a threaded manner, a first clamping block 7 is fixed on the top of each threaded block 6, a groove 16 matched with the first clamping block 7 is formed in the top of the housing 3, a second clamping block 8 is fixed inside the groove 16, a first bevel gear 9 is fixed on one end of the gear connecting rod 10, a second bevel gear 12 is meshed on the surface of the first bevel gear 9, a servo motor 13 is fixed on the top of the shell 3, and the second bevel gear 12 is connected with the servo motor 13.
A pressure sensor 14 for detecting the pressure between the clamping block and the clamped tool is provided on one side of the first clamping block 7 or the second clamping block 8.
The feeding device further comprises a main control unit which is connected with the electromagnetic clutch 11 and the pressure sensor 14.
For a first clamping position to be subjected to tool grinding, the main control unit is configured to:
(a) controlling the electromagnetic clutch 11 to engage the threaded shaft 4 and the gear connecting rod 10, so that the first clamping block 7 moves towards a second clamping force under the driving of the servo motor 13 to clamp the tool;
(b) the clamping force of the clamping block on the clamped tool is obtained, and when the clamping force reaches the preset maximum clamping force, the electromagnetic clutch 11 is controlled to disconnect the threaded shaft 4 and the gear connecting rod 10;
(c) acquiring pressure fluctuation between a clamping block and a clamped cutter in the process of sharpening the cutter in real time;
(d) judging whether the wave peak value of the pressure fluctuation approaches or even exceeds the maximum clamping force, wherein the approaching is a proportion of 90 percent for example;
(e) if the situation that the maximum pressing force is applied for a plurality of times, for example, the wave peak value exceeds 2 times and is greater than or equal to 90 percent, the electromagnetic clutch 11 is controlled to be jointed with the threaded shaft 4 and the gear connecting rod 10, so that the clamped tool is further clamped by the first clamping block 7 under the driving of the servo motor 13;
(f) repeating the steps (c) to (e).
For a subsequent clamping station where tool grinding is performed after the first clamping station, the master control unit is configured to:
(g) recording the clamping force of the further clamping in (e) and using it as a preset value for the maximum clamping force of the subsequent clamping location.
Furthermore, the time for controlling the engagement of the electromagnetic clutch (11) in (e) is preferably 0.5 to 3 seconds.
Further, the top and the bottom of bearing 5 all are fixed with installation piece 15, and the other end of installation piece 15 is fixed with casing 3, through setting up installation piece 15, can effectively carry out spacing fixed to bearing 5.
Furthermore, a protection pad 17 is bonded on one side of each of the second clamping block 8 and the first clamping block 7, the protection pad 17 is made of rubber, and the protection pad 17 is arranged, so that the protection effect on the cutter can be effectively achieved.
Furthermore, the bottom of the bottom plate 1 is provided with an anti-slip groove, and the friction force of the bottom plate 1 can be effectively enhanced by the anti-slip groove.
The user only needs to place four cutters between first grip block 7 and second grip block 8 when the material loading, starts servo motor 13 afterwards and just can realize carrying out centre gripping simultaneously to four cutters are automatic. In the feeding and clamping process, a user does not need to determine the clamping force by experience through the main control unit, the pressure sensor and the electromagnetic clutch, and the clamping force can be adjusted in a self-adaptive manner in the actual machining process, so that the stability in machining is improved, and the requirement on the skill of the user is greatly reduced.
The user can rotate casing 3, makes casing 3 remove at the top of bottom plate 1 through the cooperation of axis of rotation 2, and the person of facilitating the use carries out the transform position to the cutter to can process one by one the cutter, processing is accomplished the back, and servo motor 13 reverse operation, threaded shaft 4 drive first grip block 7 through the cooperation of screw thread piece 6 and keep away from the cutter, thereby the person of facilitating the use loads and unloads the cutter.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A feeding device for a cutter grinding machine comprises a bottom plate (1), a rotating shaft (2) is fixed inside the bottom plate (1), a shell (3) is fixed at the top of the rotating shaft (2), and the feeding device is characterized in that,
four threaded shafts (4) are arranged inside the shell (3), each threaded shaft (4) is coaxially connected with a gear connecting rod (10) through an electromagnetic clutch (11), a bearing (5) is sleeved on the surface of one end of each threaded shaft (4), one bearing (5) is also sleeved on the surface of each gear connecting rod (10), a threaded block (6) is connected with the surface of each threaded shaft (4) in a threaded manner, a first clamping block (7) is fixed on the top of each threaded block (6), a groove (16) matched with the first clamping block (7) is formed in the top of the shell (3), a second clamping block (8) is fixed inside the groove (16), a first conical gear (9) is fixed on one end of each gear connecting rod (10), a second conical gear (12) is meshed on the surface of the first conical gear (9), and a servo motor (13) is fixed on the top of the shell (3), the second bevel gear (12) is connected with a servo motor (13);
a pressure sensor (14) is arranged on one side of the first clamping block (7) or the second clamping block (8) and is used for detecting the pressure between the clamping block and the clamped tool;
the feeding device also comprises a main control unit which is connected with the electromagnetic clutch (11) and the pressure sensor (14),
for a first clamping position to be subjected to tool grinding, the main control unit is configured to:
(a) controlling the electromagnetic clutch (11) to engage the threaded shaft (4) and the gear connecting rod (10) to enable the first clamping block (7) to move towards the second clamping block (8) under the driving of the servo motor (13) so as to clamp the tool;
(b) the clamping force of the clamping block on the clamped tool is obtained, and when the clamping force reaches the preset maximum clamping force, the electromagnetic clutch (11) is controlled to disconnect the threaded shaft (4) and the gear connecting rod (10);
(c) acquiring pressure fluctuation between a clamping block and a clamped cutter in the process of sharpening the cutter in real time;
(d) judging whether the wave peak value of the pressure fluctuation approaches or even exceeds the maximum clamping force, wherein the approaching is a proportion of 90 percent for example;
(e) if the situation that the maximum pressing force is applied for a plurality of times, for example, the wave peak value exceeds 2 times and is greater than or equal to 90%, controlling the electromagnetic clutch (11) to joint the threaded shaft (4) and the gear connecting rod (10) to enable the first clamping block (7) to further clamp the clamped tool under the driving of a servo motor (13);
(f) repeating the steps (c) to (e).
2. The loading device according to claim 1, wherein for a subsequent clamping position where tool grinding is performed after the first clamping position, the main control unit is configured to:
(g) recording the clamping force of the further clamping in (e) and using it as a preset value for the maximum clamping force of the subsequent clamping location.
3. A feeding device according to claim 1, wherein the time for controlling the engagement of the electromagnetic clutch (11) in (e) is preferably 0.5-3 seconds.
4. The loading device according to claim 1, characterized in that: and the top and the bottom of the bearing (5) are both fixed with mounting blocks (15), and the other ends of the mounting blocks (15) are fixed with the shell (3).
5. The loading device according to claim 1, characterized in that: and one sides of the second clamping block (8) and the first clamping block (7) are respectively bonded with a protection pad (17), and the protection pads (17) are made of rubber.
6. The loading device according to claim 1, characterized in that: the bottom of the bottom plate (1) is provided with an anti-skid groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110105464.9A CN112621398B (en) | 2021-01-26 | 2021-01-26 | Feeding device for cutter grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110105464.9A CN112621398B (en) | 2021-01-26 | 2021-01-26 | Feeding device for cutter grinding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112621398A true CN112621398A (en) | 2021-04-09 |
| CN112621398B CN112621398B (en) | 2022-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110105464.9A Active CN112621398B (en) | 2021-01-26 | 2021-01-26 | Feeding device for cutter grinding machine |
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| Country | Link |
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| CN (1) | CN112621398B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102773798A (en) * | 2012-07-21 | 2012-11-14 | 北京工业大学 | Test piece clamping device for force feedback adaptive grinding and polishing machine |
| CN107344305A (en) * | 2016-05-06 | 2017-11-14 | 深圳市维可达精密科技有限公司 | A kind of cutter sharpener continuous alignment device of random coil line |
| CN109158908A (en) * | 2018-08-27 | 2019-01-08 | 马鞍山市兴隆铸造有限公司 | The milling clamper of positioning is uniformly adjusted in a kind of clamping force |
| CN208391678U (en) * | 2018-05-11 | 2019-01-18 | 株洲夏普高新材料有限公司 | A kind of digital cuttings grinding attachment easy to use |
| US20190084113A1 (en) * | 2016-02-12 | 2019-03-21 | Darex, Llc | Powered Sharpener with User Directed Indicator Mechanism |
| CN109531234A (en) * | 2018-12-28 | 2019-03-29 | 广东竣昌科技有限公司 | Rotating disc type machining equipment |
| CN209664468U (en) * | 2019-04-01 | 2019-11-22 | 深圳市铭泰机电有限公司 | A kind of novel high-precision part machining center |
| CN210046333U (en) * | 2019-04-11 | 2020-02-11 | 马玉良 | Bench clamp with clamping and damage preventing functions |
| CN111922798A (en) * | 2020-08-03 | 2020-11-13 | 张长征 | Tool sharpening sheet tool clamp and control method thereof |
-
2021
- 2021-01-26 CN CN202110105464.9A patent/CN112621398B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102773798A (en) * | 2012-07-21 | 2012-11-14 | 北京工业大学 | Test piece clamping device for force feedback adaptive grinding and polishing machine |
| US20190084113A1 (en) * | 2016-02-12 | 2019-03-21 | Darex, Llc | Powered Sharpener with User Directed Indicator Mechanism |
| CN107344305A (en) * | 2016-05-06 | 2017-11-14 | 深圳市维可达精密科技有限公司 | A kind of cutter sharpener continuous alignment device of random coil line |
| CN208391678U (en) * | 2018-05-11 | 2019-01-18 | 株洲夏普高新材料有限公司 | A kind of digital cuttings grinding attachment easy to use |
| CN109158908A (en) * | 2018-08-27 | 2019-01-08 | 马鞍山市兴隆铸造有限公司 | The milling clamper of positioning is uniformly adjusted in a kind of clamping force |
| CN109531234A (en) * | 2018-12-28 | 2019-03-29 | 广东竣昌科技有限公司 | Rotating disc type machining equipment |
| CN209664468U (en) * | 2019-04-01 | 2019-11-22 | 深圳市铭泰机电有限公司 | A kind of novel high-precision part machining center |
| CN210046333U (en) * | 2019-04-11 | 2020-02-11 | 马玉良 | Bench clamp with clamping and damage preventing functions |
| CN111922798A (en) * | 2020-08-03 | 2020-11-13 | 张长征 | Tool sharpening sheet tool clamp and control method thereof |
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| Publication number | Publication date |
|---|---|
| CN112621398B (en) | 2022-07-01 |
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Effective date of registration: 20220608 Address after: No. 39-2, middle Shenyang Road, high tech Industrial Development Zone, Weihai, Shandong 264200 Applicant after: Weihai Fanyuan Electronics Co.,Ltd. Address before: 311400 room 1508, 15th floor, building 22-1, Shanglin South Road, Yinhu street, Fuyang District, Hangzhou City, Zhejiang Province Applicant before: Hangzhou Hongjing Automation Technology Co.,Ltd. |
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